When its chilly outside and you need a few warm brews to get you through the day, the Sigg Hot and Cold thermo flask is a very handy addition to any back pack and this 1 litre model complete with its own integrated mug should keep you going for a while!
Stainless steel thermo flask for hot or cold drinks
Great insulation properties with copper plated and zirconium enhanced vacuum
Comes with an attached cup
Easy to carry
Odour and taste neutral
Keeps liquid hot for up to 24 hours and cold for up to 30 hours